Patent · US Expired

Hyaluronic acid compositions and methods

US5409904A · kind A · utility

70Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 16, 1992
Grant dateApr 25, 1995
Priority date
Expiry dateNov 16, 2012

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2430/16
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Disclosed are solutions useful in surgery comprising a viscous or viscoelastic substance in an aqueous vehicle which is characterized as physiologically compatible; also disclosed are methods of using such solutions, implanting such viscous or viscoelastic substances, while minimizing the traumatic effect of surgery at the cellular level.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.